The invention relates to a gadolinium-containing silicon dioxide nanosphere magnetic resonance contrast agent for lymphatic system specific imaging and a preparation method thereof.
本发明涉及一种用于淋巴系统特异成像的磁共振造影剂含钆二氧化硅纳米微球造影剂及其制备方法。
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Objective To evaluate the diagnostic value of color doppler flow imaging (CDFI) in the axillary lymphatic metastasis of breast cancer.